diff --git a/drivers/staging/frontier/alphatrack.c b/drivers/staging/frontier/alphatrack.c
index e2f82f0dbad87e8f12b6573e9b0dd3f4cb23670e..15aed87fe1bb5a0310d17684f5dcd6a47a4501f0 100644
--- a/drivers/staging/frontier/alphatrack.c
+++ b/drivers/staging/frontier/alphatrack.c
@@ -41,7 +41,6 @@
 #include <linux/mutex.h>
 
 #include <linux/uaccess.h>
-#include <linux/smp_lock.h>
 #include <linux/input.h>
 #include <linux/usb.h>
 #include <linux/poll.h>
@@ -326,7 +325,6 @@ static int usb_alphatrack_open(struct inode *inode, struct file *file)
 	int retval = 0;
 	struct usb_interface *interface;
 
-	lock_kernel();
 	nonseekable_open(inode, file);
 	subminor = iminor(inode);
 
@@ -396,7 +394,6 @@ static int usb_alphatrack_open(struct inode *inode, struct file *file)
 
 unlock_disconnect_exit:
 	mutex_unlock(&disconnect_mutex);
-	unlock_kernel();
 
 	return retval;
 }
diff --git a/drivers/staging/frontier/tranzport.c b/drivers/staging/frontier/tranzport.c
index 1d3f7dc90f4f2f2de4aee2ef06d9825effbfe17a..ef8fcc8c67bd7db85cbc14607967a70e26487147 100644
--- a/drivers/staging/frontier/tranzport.c
+++ b/drivers/staging/frontier/tranzport.c
@@ -40,7 +40,6 @@
 #include <linux/mutex.h>
 
 #include <linux/uaccess.h>
-#include <linux/smp_lock.h>
 #include <linux/input.h>
 #include <linux/usb.h>
 #include <linux/poll.h>
@@ -344,7 +343,6 @@ static int usb_tranzport_open(struct inode *inode, struct file *file)
 	int retval = 0;
 	struct usb_interface *interface;
 
-	lock_kernel();
 	nonseekable_open(inode, file);
 	subminor = iminor(inode);
 
@@ -415,7 +413,6 @@ static int usb_tranzport_open(struct inode *inode, struct file *file)
 
 unlock_disconnect_exit:
 	mutex_unlock(&disconnect_mutex);
-	unlock_kernel();
 
 	return retval;
 }